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Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail) - CAD CAD in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cash and cash equivalents [abstract]
Cash	CAD 234.7	CAD 207.1
Unrestricted investments	4.8	3.8
Cash and cash equivalents	CAD 239.5	CAD 210.9	CAD 67.3

X

- Definition

The amount of cash on hand and demand deposits. [Refer: Cash on hand]

+ References

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- Definition

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

+ References

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- Definition

Unrestricted cash balance.

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